2017/2018 NECO Animal Husbandry Answers

OBJ

1-10:  DBBDDCAACB
11-20: EDCAAEEECA
21-30: BEABDACDAC
31-40: ABCDEDEEEC


1ai)
A realer is a tamed or domestic animal kept for companionship

1aii)
A wether is a castrated male sheep

1b)
i)Source of fund
ii)source of raw material (leather)
iii)It serves as food.

1c)
TABULATE
-Polygastric animal-
-They are four chambered animals
-They regurgitate
-Monogastric-
-They are one chambered animal
-They don’t regurgitate

1d)
Carbon – dioxide: lung
Urine: bladder or kidney
Sweat: skin


2b) brands are used to identify specific animals by branding a number on their side or hip.

(2c)
i)Too many piglets
ii)Variable birth weight
iii) Savaging


3b} Methods of rangeland improvement
(i) Rotational grazing:
– Rangeland is divided into units called paddocks.
– Animals are grazed on each paddock on rotational basis.
– Grazing in the rangeland should be planned and strictly adhered to.
– The previously grazed paddock should regenerate before the animals are returned there.

(ii) Reseeding
- This is planting seeds of grasses and legumes in a depleted rangeland.
- It is a way to improve the quality of the pasture with improved seeds of legumes and grasses.
- The rangeland is allowed to rest for good growth of the sown grass and legume species.

(iii) Controlled stocking:
- Number of animals in the range should be controlled.
- Rangeland should be stocked to its maximum carrying capacity.
- Overstocking should be avoided to check depletion of rangeland
- Overstocking should be discouraged to prevent disease, pest and parasites infestations.
- Overstocking may lead to soil degradation/erosion.


4a)
i)Breeding genomes to improve health, adaptability, and production.

1 ii) It Improves adaptability of animals to climate change and disease
iii) It leads to Improve in livestock breeds to allow greater feed efficiency and other desirable traits.

1. iv) It Ensure Only Animals( New Offspring ) With Desirable Character Are Produced.
2. v) It Leads To Increase In The Cattle Rearer Income.

4b)
i) The use of genetics not usually available on a local basis therefore artificial insemination is used.
1. ii) The production of replacement heifers with superior genetics call for the use of artificial insemination.
iii) The need for fewer bulls in the breeding season.
iv)Higher growth performance and calf value.
The production of calves for specialty markets such as club calves.
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